Rivet-set retainer.



A. LEVEDAHL & R. A. NORLING.

BIVET SET RETAINER.

APPLICATION FILED JAN.7, 1914.

Patented Aug. 4, 1914.

2 SHEETS-SHEET 1.

A. LEVEDAHL & R. A. NORLING. RIVET SET RETAINER.

APPLICATION FILED JAN. 7, 1914. 1,1 05,669. Patented Aug. 4, 1914.

2 BHEETS--BHEET 2.

Serial No. 811L317.

' Mus, :m

mun;-

.iii

ii ml 0 i. rivet vimiion is 5U heinp; shuwn as; zippi'ml 'ml to hohi upon the imwvn n1 0nd M whim 1 n slider 38 and both swin s n0rand norinali' in such 'oosition that the llrULQC j 1 l 2: 3 I L rid i-mvara each other As Saown 19 all: the 01. r end or the retainer 13 ad acent outer surface of the forward or to or i (intact with the shoulder 20 on the 4' ll nozzle enel he bar '61 lS'iZlPGIGCl 0r conical set 11. @honlcl the flange 17 on the set be and izl' springs a1 pressed ever the tapered forced into contact with the flange 19 of the 7f) l end of the lmtrrel in placing them retainer, under a blow of the hzinnner plrmbarrel, gel, 'tl e force of the. blow or shoal; on the spring 14% again 'Wl'iieh said ref-(Liner 18 o'onh'l be forced under such blow. in other 75 l m be inserted into glie rel from the noxzlo end hm uner plunger (1101, a 1

1 st the n er (2114;

gar

l I J retainer Will be 1' ed and absorbed by the f movement or the retainer ivlen. suddenly vd barrel, moved forward by the impact of the rivet e bore oi the :ffthis ehnrme ier. To flank l6 is inserted. y 7' n, 11 is wwinled lvardly pi-o 'er *1; on the retainer. The other spring l5; cushions hhe moveine 0:5. the retail 1 in the 3G op; direction and serves to absorb the :1 blow elclnwun'ting the retainer barrel. blow 0rshoek which, the retainer re 35 in place on vus is absorbed by the spri and is not Mu-y iniiinried io rhe'lni rel. Moreover, by reason h ,5 d f- 1 of ihe yieldin (:oni..-i-iloii the retainer 1e mrrel, such retainer will. not

il or in nreu by tho impn eil of the set 96 'in L1 Fig.5. 1.

of i

l, n. reiz ner 18 KS grovieled; the

F; eenrzru 7 as Pollmvs: The

{19; snow in ?;he (lrzm'ings, is n1 5, L art inhuinr 01'.

the retainer may he ream ed on and he the barrel. 1O that "he 'et set 1 e detachabl lilillflll i 'JCl in position end of the rrel by z'zhe retainer, "rhsrivet sei' n'iay heir orezl from the and. nnoher set snhsfitnliecl for the now ed without re" 'rvi: the re miner divided 1021- 100 no LZhlll, each half al over the nozzle and prejecls or r l? and mlr. the halies or 5:30 the one is provided at 11G with a ll: 21" 25,, eX- "h. of lie HUCliOH and "1 rivet 561 iii Frilw r 1 r r J, an mange l 41S bhown, "il'z; 1115; the annular i l the flange 17am! hem" 20, formed by POFCUOH oi ij'ziid retain 01' rear end r, v rum r5 long indium] wpiml outwardly ongii'mlinel sols or i'hinges Q6, of the olher section 2%,

in war 'iilQLl at ias 'nnilnr, L i 11' with the seizfion- 23 and rmlrh is) in 8'1 he; I: l in? in cross section. (See lg: i

55 en f ihe heavy 22ml lign' prings l r5, llzieh flange :2 n 26, on he seei'ion is wel 129 These fipllhgfi expanding oml- (a-ably int. rrrl will: the said :seclion. llzscll said flange "2 :u-t to hold 21hr ln mh-sh (l flange 27 is provided 1181i? :nljmrenl he end of the seeiion :11; 1e lhln is loraiml, \ii'h a slot pening through the and into the lon ilndinnl e rniwl thereby. The on end 1 iner 18, adjacent (he in it Follows it lhesi i are its mi and the retainer yielrling'ly in one.

"hrch il poi-slim. The illIlfi5 29 extends lnin {he space between mid shoulders 12, l3 and said flange :xplezl lo Fll'ilflblf/ vngzr n ihe surface i mrrei h-zwen sszihl shoulders. The s 'n'i H-r lfi prm'n'lel1yielding:connection will )11']l(l H1 rei'zilner ,1? f' ingly i lrmn 'iandm. :norezneni on he barrel 10 re rel InHn margin of the 35 anti 3.) r The sections locked together inclose or surround tho iorconical. lho forward oil 26 of (such llnngc 36, 2b, terminates short of the conicul ptu'tion of the section 23, Mill each ilo'ngo 2 is continued along the conical portion of snitl section. in other words the [hinge 2t Qt) lit and ntl 'nccnt the conical portion. of the section 2 L cut own/y and the inner edge 2c" of the flange on the conical portion tor minutes in olineinent with anti iliorins a con tinlnition of the cylindricol surface oi thc hotly of tho section. lat. (Sec l ig. 'llhc lengtl'l of catch portion of the tlongc 26, 26 on tho cylinr -.l or hotly purl oil tho section 24 greutor than the tlil-itonco between tho inncr entl of the hook-shaped llungc 25 and the forward cclgo 57 of the slot 2?. (Sl ce il igs. and 3.)

The retninor 1.8 is tipplictl upon tho barrel 10 in the 'l'ollonjiiiig manner: The section or hall 2?, is ploccrl in position over the for- Wtirtl encl o if tho barrel with the flange tl'ioreof inscrlccl hctwccn the opposed cntls ol the springs l-l; illltl 15, 515 shown in Fig. 5. Snitl section 23 is llBltl in this position by the hzmrl of the operator. The other section Ell then placed ovcr the CltLl of the barrel l0 wvith the inner end portions of the flanges 26, 26 inserted through tho slots 2 9? in tho flanges 22', 25 on tho Stiltl section 25. (than n. Tho soot-ion Bl 1 then movctl Qlll'l'v o of the bzu'i l lowz'irtl the hunillc until its lh-nggc 253 in position for inserting bctwoen tho opp. (l ends of the springs .ll, 15. The section it is then pushed lMWZll'tl the honolle 10 until the 't'orwortl mlge 26 of each flange 2G, 26, passes the forward end 57 of the slot 537, 27, whereupon the seclion Ll-l; is moved late ally toward tho other section :23 and portions oi? the flange 22G, '26 on the, cylindric or hotly port of tho section 24 will bo broughtwithin the channels formed by sold flanges 25, (Soc Fl 6 anti '1"). The spring isconrpresserl in the movement of the section Bel toward the lnmrlle 10, as showm in snirl Figs. 6 and 7, and when the section 24. is released, the said section 24: will 'be thrust forward by the ex pansion of tho spring 15 and the {inward curl 26" cl" ench hinge Q6, 26, moverl into the channel formed by the flnnpzcs 25, lie'yontl thc mine 27 of the slots 27, 27. (Sec Figs. 2

2;), 2i whcn inlcrwziril end of the barrel 10 and constitute the rivet set retainer 18. vVhcnthe section 24; is in the position shown in F (3 and 7, the forward edge 26 of each flange 96 is rcnrwarll of the forward cdnc 27" of each slot 27, 27 and the forward lluug'c 19 of the ucction ii -t is to the rear of the like [tango of the section 255. In this position of the parts the flanges 26, 26, on the conical portion of the section "24. arc in re istrntion with the chain'icls formed by portions of tho flanges 2-5, onthe conical portion of the section 23. Munil'ently, when the section 2-1; is uiovctl lorwu rd hy the action of tho spring); to, tho llnnges All, .220 on the conical portion ot the scclion Q-t will cuter the channels formed by the llungos 25, on the conicnl portion oi. the section 23. lt follows, than; not only the cylinilric porth'ms but also tho conical ports ol the sections 23, ill hocoinc intcrlm-koil. To ullmi'lhc [hinges 36, 36 to puss rozulily through the slots ill, 27, the channels l orinoil by suitl llnuggcs 26, 26, ure n'itlenrtl at their rear owls by bending ouch curl portion 125 of ouch flange 25 lotcrully outwnrll while the outer marginal face :29, 29 oli ouch llungo 25, 25, at tlllil (Mljzicont the forward curl of ouch slot 27, 27 is beveled or inclinotl imrurtlly. To remove the retainer from the barrel 1.0 the section Q-l is moved.reurwurclly ngzlinstnntl co1npressing the spring 1.5 until the outer cncls 26, 2Q of the flanges ill} huvc passed the forwortlctlgros 9/17", 24 of tho slots 27, Q7, whereupon the section 24: niuy be moved lolcrully way from the section 23, whon the [hinges 2(3, 20, under the expansive action of the spring 15, are moved outwardly through the slots 37, 27. Then the section 2-1 only be separated from the othcr section J23 tllltl the two sections fillll v'titl from the burrcl 10,

To apply it rivot sol when tho rctuincr 18in on the barrel it), without rruuwing the retainer [8 from tho bnrrcl, lhr sci-Lion f t is pushctl back or lowurtl the lnunlle it) against the spring ,1?) until the oulcr curl ill of cut-h llungc so on said section is in position to puss through the slots 527 27, whoro upon the section ll is moved litter-ally away from the soctirm i lll(l tho llunges 530, 2(3 allowed to puss through the slots 97, 27. The outer ends of the sections ill, .24 will then bo separated, nos shown in Fig. 8, so as to permit the shank it) and llunnc 17 of tho rivot set to puss thoretln'olurh in the inscrtion (If the shank of tho rivet set into the nozzlo of thc barrel. After the rivcl s t is in its operutivo position, the section it is pushotl lowurd tho luuullo it" against the spring '15 :uul tho sections inlrrjoclcctl in thc inunucr obovo described. When it is do siretl to reulovo the rivet sot-hurl substitute thcrcfor unothcr rivctnot of tho sumo or oi? u tlili'erciil; kind, tho sections 523, El are moi'ctl LllllWlSt' rclutircly to ouch othcr and lho outcr culls thereof separated. ltS nboro LltStilllJQtl. 'lhu t'orwortl portions of the sections 23, it lKlIlg conical untl lllitllfitflflth the sections uro' provcntotl from cnilwiso uiovonicut rolulivrly to ouch othcntowuul tho nozzle )Lttl of tho burrcll The spring l5 acting to bear uguiust ouch of the sections when tho sections are iuterloolozil illltl in ope'utivc position serves to prcventcndnisc movement of: the sections relatively to ouch l other ll0\\ttl'tl the handled end of tho bnrrel,

1 ,5 inst thebarrel in 012, in other W01. in direction m 61% the 3 animation of Mn intwlucking p21 01' (Ready 01 the secfgmma It mllows that the spri. I thumgh i5 mi: in efieci as :1 lock and to I pzmyfw D ingl v 1' 'FliSt ilLlVifr'Q man 0111" of the 500 ingg moi oi 70 $1921.; him! mad pol'tinnr; 2 .2111 be undvysum supzu'ai' i Um uppiimuion of off vzmsirm Iii from '1, he I not WM 11 11m Le #2111131 and, :u' 211),

and In? member 1 l l I i may 1m I v. ugh th s IH'Uf} w, m mm 1 w in 11:11: 1 the p J my 21ml u'litwnnl nmvvmem; .1 ihv S'LL :lml L'Li'iliilix' im'foz'e the (Mix )1 4. m said spring an: lamughi into cmmzct with murh ol'hm: in ul'ltwzu'd nuiwement mi tlm sci; and ret'unc such as would occx'z' if H10 hzumnm' were started in apcmtium 10m "the set is not in Contact with. the rivet. Tim second sprin 15, in addition to prm'cnting ruluiive movem shoulders Facing toward each ether, two 6 ment of h'e sections of tin; retainer with 1- 2- 101M111 springs encircling said barrel b 235 speci; to each other, acts in absorb or take tween and. hearing; against saici shoulclarls' up thorecuil 0f the hmu'yspz'ingl4 after the and :iviingg; in opposite directions on )iuzsLim: with. the barrei of :1- or the like, a rim: a re jnining mezmer having mldwisa mnveme ni; 12G ruhwivciy "w said barrel um? adaptsa to en"- gngusnid rivet set, said barrel being pro vidml with two longitudinally synced, :umb

iatfier has been cmnprvsscd by H blow am the l'ctuiningz nmnllm'. sci thereby obvlzm hubmiy at the rcin umnbnmtisn with the barrai 0f b fmctureu 0.1 llljlll'fid by in" J yiveung tmoi or the like, a rivet, set, and 9, 13 

